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Publication of FR91735EpublicationCriticalpatent/FR91735E/fr
E01C13/083—Construction of grass-grown sports grounds; Drainage, irrigation or heating arrangements therefor
E—FIXED CONSTRUCTIONS
E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
E01C11/00—Details of pavings
E01C11/24—Methods or arrangements for preventing slipperiness or protecting against influences of the weather
E01C11/26—Permanently installed heating or blowing devices ; Mounting thereof
E01C11/265—Embedded electrical heating elements ; Mounting thereof
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FR92237A1964-01-201967-01-24Gazon sur lequel on peut marcher, en particulier gazon pour terrains de sport, ainsique procédé pour sa formation
ExpiredFR91735E
(fr)
O,O-Dialkyl-S-(1,2,2-trichlorethyl)-thionothiolphosphor- or O-alkyl-S-(1,2,2-trichlorethyl)-alkanthionothiolphosphonsyreestere med insecticid, især jordinsecticid virkning.
Procédé pour l'établissement de terrains de sport ou autres applications et terrain conforme à celui obtenu selon le procédé précédent ou similaire
Procédé pour augmenter l'élasticité de fils ou structures équivalentes monofilamentaires en matière synthétique, en particulier, des cordes de raquettes de tennis